ytj

src/pages/system/newOrder/newOrderList/index.vue

       let newData = JSON.parse(e.data).data.refreshOnlineGoodsOrders.slice(lengthOld - lengthNew)
       this.updateList(JSON.parse(e.data).data.refreshOnlineGoodsOrders).then(() => {
         for (let i = 0; i < newData.length; i++) {
-          let index = that.list.indexOf(newData[i])
-          that.printPdf(`item${index}`)
+          let index = that.currentList.indexOf(newData[i])
+          if (index === -1) {
+          } else {
+            that.printPdf(`item${index}`)
+          }
         }
       })
     },